Method and system for video matting based on mobile platform
A mobile platform and matting technology, which is applied in the field of image processing, can solve problems such as poor accuracy and real-time performance, poor matting effect, and inability to realize live video matting of mobile devices, and achieve the effect of lowering the threshold of use
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[0043] In order to make the purpose, technical solution and advantages of the present invention clearer, the present invention will be further elaborated below in conjunction with the accompanying drawings.
[0044] In this example, see figure 1 As shown, the present invention proposes a video matting method based on a mobile platform, including steps S01-S11.
[0045] S01, collecting video frame images by a camera on a mobile device.
[0046] S02. Select a piece of background image of the video frame image for color analysis and extraction to obtain the cutout background color of the current frame.
[0047] Among them, S0201, divide all pixels in the background image with a brightness value greater than or equal to 30 into three sets based on the maximum value of each channel component, and calculate the average value of each component of the background image and the average brightness of the set ;
[0048] S0202. Calculate and obtain the cutout background color of the cur...
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